minitest

TLDR

Run all tests

$ ruby -Ilib:test [test/test_*.rb]

Run specific test file

$ ruby -Ilib:test [test/test_example.rb]

Run tests with verbose output

$ ruby -Ilib:test [test/test_example.rb] --verbose

Run specific test method

$ ruby -Ilib:test [test/test_example.rb] --name [test_method_name]

Run with pattern

$ ruby -Ilib:test [test/test_example.rb] --name /[pattern]/

SYNOPSIS

ruby -Ilib:test testfile [options_]

Minitest is a testing framework for Ruby that provides a complete suite of testing facilities. It includes unit tests, specs, mocking, and benchmarking.
Minitest is bundled with Ruby and is known for being fast and simple.

PARAMETERS

--verbose

Verbose output.

--name pattern

Run matching tests.

--seed n

Random seed.

--pride

Rainbow output.

TEST EXAMPLE

$ require 'minitest/autorun'

class TestExample < Minitest::Test
  def setup
    @value = 1
  end

  def test_addition
    assert_equal 2, @value + 1
  end
end

SPEC SYNTAX

$ describe Example do
  it "works" do
    _(1 + 1).must_equal 2
  end
end

CAVEATS

Bundled with Ruby since 1.9. Tests run in random order by default. Fewer features than RSpec but faster.

HISTORY

Minitest was created by Ryan Davis (zenspider) as a minimal testing framework, included in Ruby's standard library since Ruby 1.9.